[glib] docs: Fix some odd grammar in the GDBusError documentation

[Philip Withnall <pwithnall src gnome org>]

commit 32b2ab9492b42eb957a3cd99e640493730c23ebc
Author: Philip Withnall <withnall endlessm com>
Date:   Fri Jan 5 19:29:35 2018 +0000

    docs: Fix some odd grammar in the GDBusError documentation
    
    Signed-off-by: Philip Withnall <withnall endlessm com>
    Reviewed-by: nobody

 gio/gdbuserror.c |    4 ++--
 gio/gdbuserror.h |    4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)
---
diff --git a/gio/gdbuserror.c b/gio/gdbuserror.c
index 95949ea..f2778d2 100644
--- a/gio/gdbuserror.c
+++ b/gio/gdbuserror.c
@@ -101,9 +101,9 @@
  * of %G_IO_ERROR_DBUS_ERROR. Note that GDBus clients can still recover
  * org.project.Foo.Bar.Error.AnotherError using g_dbus_error_get_remote_error().
  *
- * Note that errors in the %G_DBUS_ERROR error domain is intended only
+ * Note that the %G_DBUS_ERROR error domain is intended only
  * for returning errors from a remote message bus process. Errors
- * generated locally in-process by e.g. #GDBusConnection is from the
+ * generated locally in-process by e.g. #GDBusConnection should use the
  * %G_IO_ERROR domain.
  */
 
diff --git a/gio/gdbuserror.h b/gio/gdbuserror.h
index f30c7e1..35a156c 100644
--- a/gio/gdbuserror.h
+++ b/gio/gdbuserror.h
@@ -36,9 +36,9 @@ G_BEGIN_DECLS
  * in this domain will be from the #GDBusError enumeration.  See
  * #GError for more information on error domains.
  *
- * Note that errors in this error domain is intended only for
+ * Note that this error domain is intended only for
  * returning errors from a remote message bus process. Errors
- * generated locally in-process by e.g. #GDBusConnection is from the
+ * generated locally in-process by e.g. #GDBusConnection should use the
  * %G_IO_ERROR domain.
  *
  * Since: 2.26